855990424

素因数分解:

$2^3\times {\mathrm{2521}}^1\times {\mathrm{42443}}^1$

素因数の和:44970

約数の個数: 16

約数和(自身を含む): 1605656520

約数和(自身を除く): 749666096

約数列:

[1, 2, 4, 8, 2521, 5042, 10084, 20168, 42443, 84886, 169772, 339544, 106998803, 213997606, 427995212, 855990424]

約数ペア:

[(1, 855990424), (2, 427995212), (4, 213997606), (8, 106998803), (2521, 339544), (5042, 169772), (10084, 84886), (20168, 42443)]